Add a resettable fuse to the DC circuit to protect the circuit. I usually connect the fuse to the positive terminal of the power supply, but I think it can also be connected to the negative terminal o...
The author used PWM to output a specified number of pulses in his previous projects, and happened to try it on H750. He generated the specified number of pulses and used cubemx to generate code, which...
Please tell me what does it mean to subscribe to OBJECT resources in the China Mobile IoT ONENET platform?
1. Who subscribes to whom? (1) Does the MCU subscribe to the resources in the NBIOT module? (...
The AT32WB415 chip is equipped with a so-called ERTC, and a corresponding routine is provided for testing. The test result is shown in Figure 1.Figure 1: Operation effect
In the example, in addition t...
Use 89C51 chip to expand an E2PROM2864, which is required to be used as both program memory and data memory, and the first address is 8000H. Requirements: (1) Determine the last address of the 2864...[Details]
As time entered 2020, Chinese mobile phone manufacturers, which had always been doing well in the Indian market, unexpectedly discovered that India was no longer a fertile ground for development. Acc...[Details]
The development of the Internet of Things provides a broader market space for small electronic devices. These electronic devices are faster, thinner and more powerful, which also triggers new require...[Details]
2410 supports booting from nand flash. By copying the first 4K code in flash to a piece of sram in 2410 chip that does not need to be initialized, the copying process is fully supported ...[Details]
0 Preface
Stepper motors have the characteristics of fast start and stop and high precision. Due to the control advantages of stepper motors in speed and position, production machine tools such...[Details]
As the continued development of distributed, parallel, and network computing, cloud computing is the result of the hybrid evolution of concepts such as virtualization, utility computing, infrastruc...[Details]
If you are using 8-bit 16-bit MCU, ARM and other microcontrollers, and want to control the corresponding LCD screen through a simple and easy-to-operate controller, then please choose the MCU interfac...[Details]
Recently, Zhuhai Allwinner Technology Co., Ltd. (hereinafter referred to as "Allwinner Technology") disclosed a record of investor relations activities, which mentioned the progress of cooperation wi...[Details]
Thermal power plants and large industrial boilers usually add a small amount of phosphate to the boiler water to prevent the formation of calcium and magnesium scale. If the phosphate concentration...[Details]
1.2W non-isolated dual output power supply application circuit
1. Design features
The dual-output power supply circuit shown in Figure 9-11 has a universal input voltage range, and the voltage regu...[Details]
Although fluorescent lamps in the past had high luminous efficiency, they contained highly toxic substances - mercury, and they could not be dimmed. Now the luminous efficiency of LEDs has caught up w...[Details]
0 Introduction
Sterilizer is an important equipment for protecting human life and health. Both household and commercial sterilizers are very popular in developed countries.
Whether the steri...[Details]
In order to welcome the arrival of Double Eleven, major manufacturers have launched new products in recent days. For example, Realme will launch two mobile phones and a smart watch tomorrow. Ho...[Details]
In a way, its low margins make it more profitable. Amazon skeptics have long repeated a common refrain: The e-commerce giant isn’t making money, the razor-thin profit margins it uses to crush compe...[Details]
As the world attaches great importance to climate change and energy conservation and carbon reduction, the promotion of renewable energy,
electric vehicles
, and smart grids has becom...[Details]
Power technology
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